No. 1053. liEVISION OF FAiriLY PTYCHOPTERlD.^—ALEXAyDER. 335 



brown seam on the two supernumerary cross veins ami on m; stigma 

 ovnl, lighter bro%vn. The gray extends as an irregular band distad 

 of the supernumerary cross veins; and as an interrupted band prox- 

 imad of the cord; an isolated spot in the ends of the cells Cu^ ami Cu. 



Abdomen. — Terguni light yellowish bro\vn; a narrow brown median 

 stripe; caudal edge of the sderites gray, interrupted medially by the 

 bro\vn median line; lateral edge of the sclerites dark brownish black, 

 narrowest caudidJy; segment eight dark brown; genital segment 

 light brown. Sternum light yellowish white, a brown transverse 

 sub-basal band; eighth segment dark brown. 



I wish to thank Dr. W. A. Riley, of Cornell, for kind assistance 

 with this paper. 



Holotype. — Latitude Cove, Patagonia; United States Bureau of 

 Fisheries; accession No. 21999. 



Type.— Cut. No. 14919, U.S.N.M. 



